@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Raleway:wght@200;300;400;500&family=Space+Mono:wght@400;700&display=swap');

:root {
  --noir:        #080808;
  --noir-2:      #111;
  --gris-fonce:  #1a1a1a;
  --gris-mid:    #2e2e2e;
  --gris-clair:  #555;
  --blanc:       #f5f5f5;
  --blanc-casse: #c8c8c8;
  --gris-texte:  #888;
  --accent:      #d4d4d4;
  --accent-vif:  #ffffff;

  --font-titre: 'Cormorant Garamond', serif;
  --font-corps: 'Raleway', sans-serif;
  --font-mono:  'Space Mono', monospace;
  --transition: 0.35s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--noir);
  color: var(--blanc-casse);
  font-family: var(--font-corps);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

#starCanvas { display: none; }

.cursor {
  position: fixed; width: 7px; height: 7px;
  background: var(--blanc); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%,-50%);
  mix-blend-mode: difference;
}
.cursor-ring {
  position: fixed; width: 32px; height: 32px;
  border: 1px solid rgba(255,255,255,0.35); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%,-50%);
  opacity: 0.5;
}

nav {
  position: fixed; top: 0; left: 0; width: 100%;
  z-index: 100; padding: 1.5rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  transition: background var(--transition), padding var(--transition);
}
nav.scrolled {
  background: rgba(8,8,8,0.92);
  backdrop-filter: blur(16px);
  padding: 1rem 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.nav-logo {
  font-family: var(--font-titre);
  font-size: 1.5rem; font-weight: 300; letter-spacing: 0.15em;
  color: var(--blanc); position: relative; z-index: 1;
}
.nav-logo span { color: var(--gris-texte); }

.nav-center {
  display: flex; gap: 2.2rem; list-style: none;
  position: absolute; left: 50%; transform: translateX(-50%);
}
.nav-center a {
  font-size: 0.68rem; font-weight: 400; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gris-texte); transition: color var(--transition);
  position: relative; white-space: nowrap;
}
.nav-center a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--blanc);
  transition: width var(--transition);
}
.nav-center a:hover, .nav-center a.active { color: var(--blanc); }
.nav-center a:hover::after, .nav-center a.active::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 1.5rem; }
.nav-cv {
  font-size: 0.63rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--blanc); border: 1px solid rgba(255,255,255,0.25);
  padding: 0.5rem 1.2rem;
  transition: background var(--transition), border-color var(--transition);
  position: relative; overflow: hidden;
}
.nav-cv:hover { border-color: var(--blanc); background: rgba(255,255,255,0.06); }

.burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.burger span { display: block; width: 24px; height: 1px; background: var(--blanc-casse); transition: all var(--transition); }
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.hero {
  min-height: 100vh; display: flex; flex-direction: column;
  justify-content: center; padding: 0 4rem;
  position: relative; z-index: 1; overflow: hidden;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--gris-texte); margin-bottom: 1.5rem;
  opacity: 0; animation: fadeUp 0.9s ease 0.3s forwards;
}
.hero-nom {
  font-family: var(--font-titre);
  font-size: clamp(4rem, 9vw, 8rem); font-weight: 300; line-height: 1;
  letter-spacing: -0.01em; color: var(--blanc);
  opacity: 0; animation: fadeUp 0.9s ease 0.5s forwards;
}
.hero-titre {
  font-family: var(--font-titre); font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 300; font-style: italic; color: var(--blanc-casse);
  margin-top: 0.6rem;
  opacity: 0; animation: fadeUp 0.9s ease 0.7s forwards;
}
.hero-accroche {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em;
  color: var(--gris-texte); margin-top: 1rem;
  opacity: 0; animation: fadeUp 0.9s ease 0.85s forwards;
}
.hero-cta {
  margin-top: 2.5rem; display: flex; gap: 1rem; flex-wrap: wrap;
  opacity: 0; animation: fadeUp 0.9s ease 1s forwards;
}

.btn {
  display: inline-block; padding: 0.8rem 2rem;
  font-family: var(--font-corps); font-size: 0.7rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  position: relative; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--blanc-casse);
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.btn:hover { color: var(--blanc); border-color: var(--blanc); background: rgba(255,255,255,0.04); }

.btn-accent {
  border-color: rgba(255,255,255,0.45);
  color: var(--blanc);
}
.btn-accent:hover { border-color: var(--blanc); background: rgba(255,255,255,0.08); }

.scroll-indicator {
  position: absolute; bottom: 2.5rem; left: 4rem;
  display: flex; align-items: center; gap: 1rem;
  font-family: var(--font-mono); font-size: 0.6rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--gris-texte);
  opacity: 0; animation: fadeIn 1s ease 1.5s forwards;
}
.scroll-line { width: 40px; height: 1px; background: var(--gris-clair); }

section { padding: 7rem 4rem; position: relative; z-index: 1; }

.section-label {
  font-family: var(--font-mono); font-size: 0.62rem;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--gris-texte); margin-bottom: 0.8rem;
}
.section-titre {
  font-family: var(--font-titre);
  font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 300;
  color: var(--blanc); line-height: 1.15; margin-bottom: 3rem;
}
.section-titre em { font-style: italic; color: var(--blanc-casse); }

.divider {
  width: 60px; height: 1px; margin-bottom: 3rem;
  background: linear-gradient(90deg, var(--blanc-casse), transparent);
}

.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px,1fr)); gap: 1.5rem; }

.card {
  background: rgba(20,20,20,0.7);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(6px);
  padding: 2.5rem; position: relative; overflow: hidden;
  transition: border-color var(--transition), background var(--transition);
  transform-style: preserve-3d;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--blanc);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s ease;
}
.card:hover { border-color: rgba(255,255,255,0.25); background: rgba(30,30,30,0.8); }
.card:hover::before { transform: scaleX(1); }

.card-tag {
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--gris-texte); margin-bottom: 1rem;
}
.card-titre { font-family: var(--font-titre); font-size: 1.5rem; font-weight: 300; color: var(--blanc); margin-bottom: 0.8rem; }
.card-desc { font-size: 0.85rem; color: var(--gris-texte); line-height: 1.9; }
.card-lien {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 1.5rem; font-family: var(--font-mono); font-size: 0.65rem;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--blanc-casse);
  transition: color var(--transition);
}
.card-lien::after { content: '→'; transition: transform var(--transition); }
.card-lien:hover { color: var(--blanc); }
.card-lien:hover::after { transform: translateX(4px); }

footer {
  padding: 3rem 4rem; position: relative; z-index: 1;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; justify-content: space-between; align-items: center;
}
.footer-copy { font-family: var(--font-mono); font-size: 0.65rem; color: var(--gris-texte); letter-spacing: 0.1em; }
.footer-links { display: flex; gap: 2rem; }
.footer-link {
  font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--gris-texte); transition: color var(--transition);
}
.footer-link:hover { color: var(--blanc); }

@keyframes fadeUp {
  from { opacity:0; transform:translateY(24px); }
  to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeIn {
  from { opacity:0; } to { opacity:1; }
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}
@keyframes pulse-glow {
  0%,100% { opacity: 0.5; }
  50%      { opacity: 0.9; }
}

.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity:1; transform:translateY(0); }

@media (max-width: 900px) {
  .nav-center { display: none; }
  .burger { display: flex; }
  nav { padding: 1.2rem 1.5rem; }
  nav.scrolled { padding: 1rem 1.5rem; }
  .hero { padding: 0 1.5rem; }
  section { padding: 5rem 1.5rem; }
  footer { flex-direction: column; gap: 1.5rem; text-align: center; }
  .nav-center {
    position: fixed; top:0; left:0;
    width: 100%; height: 100vh;
    background: rgba(8,8,8,0.97);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 2.5rem; z-index: 99;
  }
  .nav-center.open { display: flex; }
  .nav-center a { font-size: 0.9rem; }
}